| gptkbp:instanceOf | gptkb:artillery 
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                                | gptkbp:ammunitionType | fixed QF ammunition 
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                                | gptkbp:barrelLength | 43 calibers (for Ordnance QF 6-pounder Mk II) 
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                                | gptkbp:caliber | 57 mm 
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                                | gptkbp:countryOfOrigin | gptkb:United_Kingdom 
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                                | gptkbp:crew | 6 
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                                | gptkbp:designedBy | late 19th century 
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                                | gptkbp:muzzleVelocity | 850 m/s (for AP shot, Ordnance QF 6-pounder Mk IV) 
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                                | gptkbp:notableFor | gptkb:Churchill_tank gptkb:Valentine_tank
 armored cars
 anti-tank gun carriage
 
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                                | gptkbp:notableVariant | gptkb:Ordnance_QF_6-pounder gptkb:QF_6-pounder_Hotchkiss
 gptkb:QF_6-pounder_Nordenfelt
 
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                                | gptkbp:primaryUser | gptkb:United_Kingdom Commonwealth forces
 United States (as 57 mm Gun M1)
 
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                                | gptkbp:rateOfFire | 15 rounds per minute (approximate) 
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                                | gptkbp:replacedBy | gptkb:17-pounder_gun 3-pounder QF gun
 
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                                | gptkbp:type | quick-firing gun 
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                                | gptkbp:usedBy | gptkb:British_Army gptkb:Royal_Navy
 
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                                | gptkbp:usedFor | coastal defense naval defense
 anti-tank
 
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                                | gptkbp:usedIn | gptkb:World_War_I gptkb:World_War_II
 
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                                | gptkbp:weight | 1,140 kg (Ordnance QF 6-pounder anti-tank gun) 
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                                | gptkbp:bfsParent | gptkb:Mark_V_tank 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | 6-pounder QF gun 
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